std::basic_istream::tellg

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C++ Standard Library
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Input/output library
basic_streambuf basic_filebuf basic_stringbuf ios_base basic_ios basic_istream basic_ostream basic_iostream basic_ifstream basic_ofstream basic_fstream basic_istringstream basic_ostringstream basic_stringstream C-style I/O
std::basic_istream
Member functions basic_istream::basic_istream basic_istream::~basic_istream Formatted input basic_istream::operator>> Unformatted input basic_istream::get basic_istream::peek basic_istream::unget basic_istream::putback basic_istream::getline basic_istream::ignore basic_istream::read basic_istream::readsome basic_istream::gcount Positioning basic_istream::tellg basic_istream::seekg Miscellaneous basic_istream::sync Member classes basic_istream::sentry

​pos_type tellg();​

Returns input position indicator of the current associated streambuf object.

Essentially calls ​rdbuf()->pubseekoff(0, std::ios_base::cur, std::ios_base::in)​.

Contents 1 Parameters 2 Return value 3 Example 4 See also

Parameters

(none)

Return value

current input position indicator on success, ​-1​ if a failure (​fail() != false​) occurs.

Example

This section is incomplete

See also

seekg	sets the input position indicator (public member function)
tellp	returns the output position indicator (public member function of std::basic_ostream)
seekp	sets the output position indicator (public member function of std::basic_ostream)